Rook with Ceph doesn’t provision my Persistent Volume Claims!

Ceph installation inside Kubernetes can be provisionned using Rook. Currently doing an internship at Adaltas, I was in charge of participating in the setup of a Kubernetes (k8s) cluster. To avoid breaking anything on our production cluster, we decided to experiment the installation of a k8s cluster on 3 virtual machines (one master node n1, [...]